Question

answer in one word. 1) silica is a?​

Answer 1

Explanation:

Silicon dioxide, also known as silica, is an oxide of silicon with the chemical formula SiO₂, most commonly found in nature as quartz and in various living organisms. In many parts of the world, silica is the major constituent of sand.

Answer 2

Answer:

Silica is a fibre and is very useful and important